Question 205043
Simplify:
{{{(sqrt(21x))/sqrt(12y)}}} Multiply this by:{{{sqrt(12y)/sqrt(12y)}}}
{{{sqrt(21x)*sqrt(12y)/12y}}} Simplify the numerator.
{{{sqrt(21*12*x*y)/12y = sqrt(252xy)/12y}}}={{{sqrt(36*7xy)/12y = 6sqrt(7xy)/12y}}} = {{{highlight(sqrt(7)/2y)}}}